Exploring London's Hidden Sewers and the Fatberg Phenomenon

The video explores the history and transformation of the River Fleet in London, which was covered in the 19th century to prevent disease. It delves into the sewer system's maintenance, highlighting the challenges faced by workers. A significant focus is on the discovery and breakdown of a fatberg, a massive accumulation of fat and waste, emphasizing the importance of proper fat disposal to prevent such occurrences.

What did you find surprising about the video?

What was the River Fleet transformed into in the 19th century?

• A pedestrian walkway

• A covered sewer

• A canal

• A railway tunnel

How was the River Fleet's open sewer problem initially addressed?

• By diverting its course

• By covering it with bricks

• By using it for irrigation

• By treating the water

Who is responsible for maintaining the flow of the Fleet sewer?

• Victorian engineers

• Environmental scientists

• Underground workers

• City planners

What is a 'fatberg' primarily composed of?

• Sewer water

• Rancid fat and human excrement

• Industrial chemicals

• Plastic waste

What challenge does the fatberg present to the sewer system?

• It purifies the water

• It causes blockages

• It attracts wildlife

• It enhances water flow